package org.example.demo_ottery.dao.mapper;


import org.apache.ibatis.annotations.*;
import org.example.demo_ottery.dao.dataobject.PrizeDO;

import java.util.List;

@Mapper
public interface PrizeMapper {

    @Insert("insert into prize (name,description,price,image_url) " +
            "values (#{name},#{description},#{price},#{imageUrl})")
    @Options(useGeneratedKeys = true,keyProperty = "id",keyColumn = "id")
    void insert(PrizeDO prizeDO);

    @Select("select count(*) from prize")
    int count();

    @Select("select * from prize order by id desc limit #{offset},#{pageSize}")
    List<PrizeDO> selectPrizeList(@Param("offset") Integer offset
            ,@Param("pageSize") Integer pageSize);

    @Select("<script>" +
            " select id from prize" +
            " where id in" +
            " <foreach collection='items' item='item' open='(' separator=',' close=')'>" +
            " #{item}" +
            " </foreach>" +
            " </script>")
    List<Long> selectExistByIds(@Param("items") List<Long> prizeIds);

    @Select("<script>" +
            " select * from prize" +
            " where id in" +
            " <foreach collection='items' item='item' open='(' separator=',' close=')'>" +
            " #{item}" +
            " </foreach>" +
            " </script>")
    List<PrizeDO> batchSelectByIds(@Param("items") List<Long> ids);

    @Select("select * from prize where id=#{prizeId}")
    PrizeDO selectById(@Param("prizeId") Long prizeId);
}
